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| <li>Summary: </li> |
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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.calcite.sql.validate</a></div> |
| <h1 title="Interface SqlConformance" class="title">Interface SqlConformance</h1> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="SqlAbstractConformance.html" title="class in org.apache.calcite.sql.validate">SqlAbstractConformance</a></code>, <code><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code>, <code><a href="SqlDelegatingConformance.html" title="class in org.apache.calcite.sql.validate">SqlDelegatingConformance</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">SqlConformance</span></div> |
| <div class="block">Enumeration of valid SQL compatibility modes. |
| |
| <p>For most purposes, one of the built-in compatibility modes in enum |
| <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate"><code>SqlConformanceEnum</code></a> will suffice. |
| |
| <p>If you wish to implement this interface to build your own conformance, |
| we strongly recommend that you extend <a href="SqlAbstractConformance.html" title="class in org.apache.calcite.sql.validate"><code>SqlAbstractConformance</code></a>, |
| or use a <a href="SqlDelegatingConformance.html" title="class in org.apache.calcite.sql.validate"><code>SqlDelegatingConformance</code></a>, |
| so that you won't be broken by future changes.</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate"><code>SqlConformanceEnum</code></a></li> |
| <li><a href="SqlAbstractConformance.html" title="class in org.apache.calcite.sql.validate"><code>SqlAbstractConformance</code></a></li> |
| <li><a href="SqlDelegatingConformance.html" title="class in org.apache.calcite.sql.validate"><code>SqlDelegatingConformance</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field-summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#DEFAULT" class="member-name-link">DEFAULT</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first odd-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second odd-row-color"><code><a href="#ORACLE_10" class="member-name-link">ORACLE_10</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first even-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#PRAGMATIC_2003" class="member-name-link">PRAGMATIC_2003</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first odd-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second odd-row-color"><code><a href="#PRAGMATIC_99" class="member-name-link">PRAGMATIC_99</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first even-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#STRICT_2003" class="member-name-link">STRICT_2003</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first odd-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second odd-row-color"><code><a href="#STRICT_92" class="member-name-link">STRICT_92</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| <div class="col-first even-row-color"><code>static final <a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#STRICT_99" class="member-name-link">STRICT_99</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block"><span class="deprecated-label">Deprecated.</span></div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowAliasUnnestItems()" class="member-name-link">allowAliasUnnestItems</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether directly alias array items in UNNEST.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowCharLiteralAlias()" class="member-name-link">allowCharLiteralAlias</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether this dialect allows character literals as column aliases.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowCoercionStringToArray()" class="member-name-link">allowCoercionStringToArray</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow coercion string literal to array literal</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowExplicitRowValueConstructor()" class="member-name-link">allowExplicitRowValueConstructor</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow SQL syntax "<code>ROW(expr1, expr2, expr3)</code>".</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowExtend()" class="member-name-link">allowExtend</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow mixing table columns with extended columns in |
| <code>INSERT</code> (or <code>UPSERT</code>).</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowExtendedTrim()" class="member-name-link">allowExtendedTrim</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether TRIM should support more than one trim character.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowGeometry()" class="member-name-link">allowGeometry</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow geo-spatial extensions, including the GEOMETRY type.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowHyphenInUnquotedTableName()" class="member-name-link">allowHyphenInUnquotedTableName</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow hyphens in an unquoted table name.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowNiladicParentheses()" class="member-name-link">allowNiladicParentheses</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow parentheses to be specified in calls to niladic functions |
| and procedures (that is, functions and procedures with no parameters).</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowPluralTimeUnits()" class="member-name-link">allowPluralTimeUnits</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether interval literals should allow plural time units |
| such as "YEARS" and "DAYS" in interval literals.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#allowQualifyingCommonColumn()" class="member-name-link">allowQualifyingCommonColumn</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow a qualified common column in a query that has a |
| NATURAL join or a join with a USING clause.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isApplyAllowed()" class="member-name-link">isApplyAllowed</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether <code>CROSS APPLY</code> and <code>OUTER APPLY</code> operators are allowed |
| in the parser.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isBangEqualAllowed()" class="member-name-link">isBangEqualAllowed</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether the bang-equal token != is allowed as an alternative to <> in |
| the parser.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isFromRequired()" class="member-name-link">isFromRequired</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether <code>FROM</code> clause is required in a <code>SELECT</code> statement.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isGroupByAlias()" class="member-name-link">isGroupByAlias</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow aliases from the <code>SELECT</code> clause to be used as |
| column names in the <code>GROUP BY</code> clause.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isGroupByOrdinal()" class="member-name-link">isGroupByOrdinal</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether <code>GROUP BY 2</code> is interpreted to mean 'group by the 2nd column |
| in the select list'.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isHavingAlias()" class="member-name-link">isHavingAlias</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow aliases from the <code>SELECT</code> clause to be used as |
| column names in the <code>HAVING</code> clause.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isInsertSubsetColumnsAllowed()" class="member-name-link">isInsertSubsetColumnsAllowed</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow <code>INSERT</code> (or <code>UPSERT</code>) with no column list |
| but fewer values than the target table.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isLiberal()" class="member-name-link">isLiberal</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether this dialect supports features from a wide variety of |
| dialects.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isLimitStartCountAllowed()" class="member-name-link">isLimitStartCountAllowed</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow the SQL syntax "<code>LIMIT start, count</code>".</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isMinusAllowed()" class="member-name-link">isMinusAllowed</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether <code>MINUS</code> is allowed as an alternative to <code>EXCEPT</code> in |
| the parser.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isOffsetLimitAllowed()" class="member-name-link">isOffsetLimitAllowed</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to allow the SQL syntax "<code>OFFSET start LIMIT count</code>" |
| (that is, <code>OFFSET</code> before <code>LIMIT</code>, |
| in addition to <code>LIMIT</code> before <code>OFFSET</code> |
| and <code>OFFSET</code> before <code>FETCH</code>).</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isPercentRemainderAllowed()" class="member-name-link">isPercentRemainderAllowed</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether the "%" operator is allowed by the parser as an alternative to the |
| <code>mod</code> function.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isSortByAlias()" class="member-name-link">isSortByAlias</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether '<code>ORDER BY x</code>' is interpreted to mean 'sort by the select |
| list item whose alias is x' even if there is a column called x.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isSortByAliasObscures()" class="member-name-link">isSortByAliasObscures</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether "empno" is invalid in "select empno as x from emp order by empno" |
| because the alias "x" obscures it.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isSortByOrdinal()" class="member-name-link">isSortByOrdinal</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether '<code>ORDER BY 2</code>' is interpreted to mean 'sort by the 2nd |
| column in the select list'.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isValueAllowed()" class="member-name-link">isValueAllowed</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether <code>VALUE</code> is allowed as an alternative to <code>VALUES</code> in |
| the parser.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="../fun/SqlLibrary.html" title="enum in org.apache.calcite.sql.fun">SqlLibrary</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#semantics()" class="member-name-link">semantics</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Controls the behavior of operators that are part of Standard SQL but |
| nevertheless have different behavior in different databases.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#shouldConvertRaggedUnionTypesToVarying()" class="member-name-link">shouldConvertRaggedUnionTypesToVarying</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether the least restrictive type of a number of CHAR types of different |
| lengths should be a VARCHAR type.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#splitQuotedTableName()" class="member-name-link">splitQuotedTableName</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Whether to split a quoted table name.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field-detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="DEFAULT"> |
| <h3>DEFAULT</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">DEFAULT</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#DEFAULT"><code>SqlConformanceEnum.DEFAULT</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="STRICT_92"> |
| <h3>STRICT_92</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">STRICT_92</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="STRICT_99"> |
| <h3>STRICT_99</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">STRICT_99</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#STRICT_99"><code>SqlConformanceEnum.STRICT_99</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="PRAGMATIC_99"> |
| <h3>PRAGMATIC_99</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">PRAGMATIC_99</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#PRAGMATIC_99"><code>SqlConformanceEnum.PRAGMATIC_99</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="ORACLE_10"> |
| <h3>ORACLE_10</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">ORACLE_10</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="STRICT_2003"> |
| <h3>STRICT_2003</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">STRICT_2003</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#STRICT_2003"><code>SqlConformanceEnum.STRICT_2003</code></a>.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="PRAGMATIC_2003"> |
| <h3>PRAGMATIC_2003</h3> |
| <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a> |
| </span><span class="modifiers">static final</span> <span class="return-type"><a href="SqlConformanceEnum.html" title="enum in org.apache.calcite.sql.validate">SqlConformanceEnum</a></span> <span class="element-name">PRAGMATIC_2003</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span></div> |
| <div class="block">Short-cut for <a href="SqlConformanceEnum.html#PRAGMATIC_2003"><code>SqlConformanceEnum.PRAGMATIC_2003</code></a>.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="isLiberal()"> |
| <h3>isLiberal</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isLiberal</span>()</div> |
| <div class="block">Whether this dialect supports features from a wide variety of |
| dialects. This is enabled for the Babel parser, disabled otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowCharLiteralAlias()"> |
| <h3>allowCharLiteralAlias</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowCharLiteralAlias</span>()</div> |
| <div class="block">Whether this dialect allows character literals as column aliases. |
| |
| <p>For example, |
| |
| <blockquote><pre> |
| SELECT empno, sal + comm AS 'remuneration' |
| FROM Emp</pre></blockquote> |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isGroupByAlias()"> |
| <h3>isGroupByAlias</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isGroupByAlias</span>()</div> |
| <div class="block">Whether to allow aliases from the <code>SELECT</code> clause to be used as |
| column names in the <code>GROUP BY</code> clause. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isGroupByOrdinal()"> |
| <h3>isGroupByOrdinal</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isGroupByOrdinal</span>()</div> |
| <div class="block">Whether <code>GROUP BY 2</code> is interpreted to mean 'group by the 2nd column |
| in the select list'. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isHavingAlias()"> |
| <h3>isHavingAlias</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isHavingAlias</span>()</div> |
| <div class="block">Whether to allow aliases from the <code>SELECT</code> clause to be used as |
| column names in the <code>HAVING</code> clause. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isSortByOrdinal()"> |
| <h3>isSortByOrdinal</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isSortByOrdinal</span>()</div> |
| <div class="block">Whether '<code>ORDER BY 2</code>' is interpreted to mean 'sort by the 2nd |
| column in the select list'. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#DEFAULT"><code>SqlConformanceEnum.DEFAULT</code></a>, |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#PRAGMATIC_99"><code>SqlConformanceEnum.PRAGMATIC_99</code></a>, |
| <a href="SqlConformanceEnum.html#PRAGMATIC_2003"><code>SqlConformanceEnum.PRAGMATIC_2003</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isSortByAlias()"> |
| <h3>isSortByAlias</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isSortByAlias</span>()</div> |
| <div class="block">Whether '<code>ORDER BY x</code>' is interpreted to mean 'sort by the select |
| list item whose alias is x' even if there is a column called x. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#DEFAULT"><code>SqlConformanceEnum.DEFAULT</code></a>, |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isSortByAliasObscures()"> |
| <h3>isSortByAliasObscures</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isSortByAliasObscures</span>()</div> |
| <div class="block">Whether "empno" is invalid in "select empno as x from emp order by empno" |
| because the alias "x" obscures it. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isFromRequired()"> |
| <h3>isFromRequired</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isFromRequired</span>()</div> |
| <div class="block">Whether <code>FROM</code> clause is required in a <code>SELECT</code> statement. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_99"><code>SqlConformanceEnum.STRICT_99</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_2003"><code>SqlConformanceEnum.STRICT_2003</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="splitQuotedTableName()"> |
| <h3>splitQuotedTableName</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">splitQuotedTableName</span>()</div> |
| <div class="block">Whether to split a quoted table name. If true, <code>`x.y.z`</code> is parsed as |
| if the user had written <code>`x`.`y`.`z`</code>. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowHyphenInUnquotedTableName()"> |
| <h3>allowHyphenInUnquotedTableName</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowHyphenInUnquotedTableName</span>()</div> |
| <div class="block">Whether to allow hyphens in an unquoted table name. |
| |
| <p>If true, <code>SELECT * FROM foo-bar.baz-buzz</code> is valid, and is parsed |
| as if the user had written <code>SELECT * FROM `foo-bar`.`baz-buzz`</code>. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isBangEqualAllowed()"> |
| <h3>isBangEqualAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isBangEqualAllowed</span>()</div> |
| <div class="block">Whether the bang-equal token != is allowed as an alternative to <> in |
| the parser. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isPercentRemainderAllowed()"> |
| <h3>isPercentRemainderAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isPercentRemainderAllowed</span>()</div> |
| <div class="block">Whether the "%" operator is allowed by the parser as an alternative to the |
| <code>mod</code> function. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isMinusAllowed()"> |
| <h3>isMinusAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isMinusAllowed</span>()</div> |
| <div class="block">Whether <code>MINUS</code> is allowed as an alternative to <code>EXCEPT</code> in |
| the parser. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>; |
| false otherwise. |
| |
| <p>Note: MySQL does not support <code>MINUS</code> or <code>EXCEPT</code> (as of |
| version 5.5).</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isApplyAllowed()"> |
| <h3>isApplyAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isApplyAllowed</span>()</div> |
| <div class="block">Whether <code>CROSS APPLY</code> and <code>OUTER APPLY</code> operators are allowed |
| in the parser. |
| |
| <p><code>APPLY</code> invokes a table-valued function for each row returned |
| by a table expression. It is syntactic sugar:<ul> |
| |
| <li><code>SELECT * FROM emp CROSS APPLY TABLE(promote(empno)</code><br> |
| is equivalent to<br> |
| <code>SELECT * FROM emp CROSS JOIN LATERAL TABLE(promote(empno)</code> |
| |
| <li><code>SELECT * FROM emp OUTER APPLY TABLE(promote(empno)</code><br> |
| is equivalent to<br> |
| <code>SELECT * FROM emp LEFT JOIN LATERAL TABLE(promote(empno)</code> ON true |
| </ul> |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isInsertSubsetColumnsAllowed()"> |
| <h3>isInsertSubsetColumnsAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isInsertSubsetColumnsAllowed</span>()</div> |
| <div class="block">Whether to allow <code>INSERT</code> (or <code>UPSERT</code>) with no column list |
| but fewer values than the target table. |
| |
| <p>The N values provided are assumed to match the first N columns of the |
| table, and for each of the remaining columns, the default value of the |
| column is used. It is an error if any of these columns has no default |
| value. |
| |
| <p>The default value of a column is specified by the <code>DEFAULT</code> |
| clause in the <code>CREATE TABLE</code> statement, or is <code>NULL</code> if the |
| column is not declared <code>NOT NULL</code>. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#PRAGMATIC_99"><code>SqlConformanceEnum.PRAGMATIC_99</code></a>, |
| <a href="SqlConformanceEnum.html#PRAGMATIC_2003"><code>SqlConformanceEnum.PRAGMATIC_2003</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowAliasUnnestItems()"> |
| <h3>allowAliasUnnestItems</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowAliasUnnestItems</span>()</div> |
| <div class="block">Whether directly alias array items in UNNEST. |
| |
| <p>E.g. in UNNEST(a_array, b_array) AS T(a, b), |
| a and b will be aliases of elements in a_array and b_array |
| respectively. |
| |
| <p>Without this flag set, T will be the alias |
| of the element in a_array and a, b will be the top level |
| fields of T if T is a STRUCT type. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowNiladicParentheses()"> |
| <h3>allowNiladicParentheses</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowNiladicParentheses</span>()</div> |
| <div class="block">Whether to allow parentheses to be specified in calls to niladic functions |
| and procedures (that is, functions and procedures with no parameters). |
| |
| <p>For example, <code>CURRENT_DATE</code> is a niladic system function. In |
| standard SQL it must be invoked without parentheses: |
| |
| <blockquote><code>VALUES CURRENT_DATE</code></blockquote> |
| |
| <p>If <code>allowNiladicParentheses</code>, the following syntax is also valid: |
| |
| <blockquote><code>VALUES CURRENT_DATE()</code></blockquote> |
| |
| <p>Of the popular databases, MySQL, Apache Phoenix and VoltDB allow this |
| behavior; |
| Apache Hive, HSQLDB, IBM DB2, Microsoft SQL Server, Oracle, PostgreSQL do |
| not. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowExplicitRowValueConstructor()"> |
| <h3>allowExplicitRowValueConstructor</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowExplicitRowValueConstructor</span>()</div> |
| <div class="block">Whether to allow SQL syntax "<code>ROW(expr1, expr2, expr3)</code>". |
| <p>The equivalent syntax in standard SQL is |
| "<code>(expr1, expr2, expr3)</code>". |
| |
| <p>Standard SQL does not allow this because the type is not |
| well-defined. However, PostgreSQL allows this behavior. |
| |
| <p>Standard SQL allows row expressions in other contexts, for instance |
| inside <code>VALUES</code> clause. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#DEFAULT"><code>SqlConformanceEnum.DEFAULT</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowExtend()"> |
| <h3>allowExtend</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowExtend</span>()</div> |
| <div class="block">Whether to allow mixing table columns with extended columns in |
| <code>INSERT</code> (or <code>UPSERT</code>). |
| |
| <p>For example, suppose that the declaration of table <code>T</code> has columns |
| <code>A</code> and <code>B</code>, and you want to insert data of column |
| <code>C INTEGER</code> not present in the table declaration as an extended |
| column. You can specify the columns in an <code>INSERT</code> statement as |
| follows: |
| |
| <blockquote> |
| <code>INSERT INTO T (A, B, C INTEGER) VALUES (1, 2, 3)</code> |
| </blockquote> |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isLimitStartCountAllowed()"> |
| <h3>isLimitStartCountAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isLimitStartCountAllowed</span>()</div> |
| <div class="block">Whether to allow the SQL syntax "<code>LIMIT start, count</code>". |
| |
| <p>The equivalent syntax in standard SQL is |
| "<code>OFFSET start ROW FETCH FIRST count ROWS ONLY</code>", |
| and in PostgreSQL "<code>LIMIT count OFFSET start</code>". |
| |
| <p>MySQL and CUBRID allow this behavior. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isOffsetLimitAllowed()"> |
| <h3>isOffsetLimitAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isOffsetLimitAllowed</span>()</div> |
| <div class="block">Whether to allow the SQL syntax "<code>OFFSET start LIMIT count</code>" |
| (that is, <code>OFFSET</code> before <code>LIMIT</code>, |
| in addition to <code>LIMIT</code> before <code>OFFSET</code> |
| and <code>OFFSET</code> before <code>FETCH</code>). |
| |
| <p>The equivalent syntax in standard SQL is |
| "<code>OFFSET start ROW FETCH FIRST count ROWS ONLY</code>". |
| |
| <p>Trino allows this behavior. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowGeometry()"> |
| <h3>allowGeometry</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowGeometry</span>()</div> |
| <div class="block">Whether to allow geo-spatial extensions, including the GEOMETRY type. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="shouldConvertRaggedUnionTypesToVarying()"> |
| <h3>shouldConvertRaggedUnionTypesToVarying</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">shouldConvertRaggedUnionTypesToVarying</span>()</div> |
| <div class="block">Whether the least restrictive type of a number of CHAR types of different |
| lengths should be a VARCHAR type. And similarly BINARY to VARBINARY. |
| |
| <p>For example, consider the query |
| |
| <blockquote><pre>SELECT 'abcde' UNION SELECT 'xyz'</pre></blockquote> |
| |
| <p>The input columns have types <code>CHAR(5)</code> and <code>CHAR(3)</code>, and |
| we need a result type that is large enough for both: |
| <ul> |
| <li>Under strict SQL:2003 behavior, its column has type <code>CHAR(5)</code>, |
| and the value in the second row will have trailing spaces. |
| <li>With lenient behavior, its column has type <code>VARCHAR(5)</code>, and the |
| values have no trailing spaces. |
| </ul> |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#PRAGMATIC_99"><code>SqlConformanceEnum.PRAGMATIC_99</code></a>, |
| <a href="SqlConformanceEnum.html#PRAGMATIC_2003"><code>SqlConformanceEnum.PRAGMATIC_2003</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowExtendedTrim()"> |
| <h3>allowExtendedTrim</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowExtendedTrim</span>()</div> |
| <div class="block">Whether TRIM should support more than one trim character. |
| |
| <p>For example, consider the query |
| |
| <blockquote><pre>SELECT TRIM('eh' FROM 'hehe__hehe')</pre></blockquote> |
| |
| <p>Under strict behavior, if the length of trim character is not 1, |
| TRIM throws an exception, and the query fails. |
| However many implementations (in databases such as MySQL and SQL Server) |
| trim all the characters, resulting in a return value of '__'. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>, |
| <a href="SqlConformanceEnum.html#SQL_SERVER_2008"><code>SqlConformanceEnum.SQL_SERVER_2008</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowPluralTimeUnits()"> |
| <h3>allowPluralTimeUnits</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowPluralTimeUnits</span>()</div> |
| <div class="block">Whether interval literals should allow plural time units |
| such as "YEARS" and "DAYS" in interval literals. |
| |
| <p>Under strict behavior, <code>INTERVAL '2' DAY</code> is valid |
| and <code>INTERVAL '2' DAYS</code> is invalid; |
| PostgreSQL allows both; Oracle only allows singular time units. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowQualifyingCommonColumn()"> |
| <h3>allowQualifyingCommonColumn</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowQualifyingCommonColumn</span>()</div> |
| <div class="block">Whether to allow a qualified common column in a query that has a |
| NATURAL join or a join with a USING clause. |
| |
| <p>For example, in the query |
| |
| <blockquote><pre>SELECT emp.deptno |
| FROM emp |
| JOIN dept USING (deptno)</pre></blockquote> |
| |
| <p><code>deptno</code> is the common column. A qualified common column |
| such as <code>emp.deptno</code> is not allowed in Oracle, but is allowed |
| in PostgreSQL. |
| |
| <p>Among the built-in conformance levels, false in |
| <a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a>, |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a>, |
| <a href="SqlConformanceEnum.html#PRESTO"><code>SqlConformanceEnum.PRESTO</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_92"><code>SqlConformanceEnum.STRICT_92</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_99"><code>SqlConformanceEnum.STRICT_99</code></a>, |
| <a href="SqlConformanceEnum.html#STRICT_2003"><code>SqlConformanceEnum.STRICT_2003</code></a>; |
| true otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isValueAllowed()"> |
| <h3>isValueAllowed</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">isValueAllowed</span>()</div> |
| <div class="block">Whether <code>VALUE</code> is allowed as an alternative to <code>VALUES</code> in |
| the parser. |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| <a href="SqlConformanceEnum.html#LENIENT"><code>SqlConformanceEnum.LENIENT</code></a>, |
| <a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a>; |
| false otherwise.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="semantics()"> |
| <h3>semantics</h3> |
| <div class="member-signature"><span class="return-type"><a href="../fun/SqlLibrary.html" title="enum in org.apache.calcite.sql.fun">SqlLibrary</a></span> <span class="element-name">semantics</span>()</div> |
| <div class="block">Controls the behavior of operators that are part of Standard SQL but |
| nevertheless have different behavior in different databases. |
| |
| <p>Consider the <code>SUBSTRING</code> operator. In ISO standard SQL, negative |
| start indexes are converted to 1; in Google BigQuery, negative start |
| indexes are treated as offsets from the end of the string. For example, |
| <code>SUBSTRING('abcde' FROM -3 FOR 2)</code> returns <code>'ab'</code> in standard |
| SQL and 'cd' in BigQuery. |
| |
| <p>If you specify <code>conformance=BIG_QUERY</code> in your connection |
| parameters, <code>SUBSTRING</code> will give the BigQuery behavior. Similarly |
| MySQL and Oracle. |
| |
| <p>Among the built-in conformance levels: |
| <ul> |
| <li><a href="SqlConformanceEnum.html#BIG_QUERY"><code>SqlConformanceEnum.BIG_QUERY</code></a> returns |
| <a href="../fun/SqlLibrary.html#BIG_QUERY"><code>SqlLibrary.BIG_QUERY</code></a>; |
| <li><a href="SqlConformanceEnum.html#MYSQL_5"><code>SqlConformanceEnum.MYSQL_5</code></a> returns <a href="../fun/SqlLibrary.html#MYSQL"><code>SqlLibrary.MYSQL</code></a>; |
| <li><a href="SqlConformanceEnum.html#ORACLE_10"><code>SqlConformanceEnum.ORACLE_10</code></a> and |
| <a href="SqlConformanceEnum.html#ORACLE_12"><code>SqlConformanceEnum.ORACLE_12</code></a> return <a href="../fun/SqlLibrary.html#ORACLE"><code>SqlLibrary.ORACLE</code></a>; |
| <li>otherwise returns <a href="../fun/SqlLibrary.html#STANDARD"><code>SqlLibrary.STANDARD</code></a>. |
| </ul></div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allowCoercionStringToArray()"> |
| <h3>allowCoercionStringToArray</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name">allowCoercionStringToArray</span>()</div> |
| <div class="block">Whether to allow coercion string literal to array literal |
| |
| <p>For example, |
| |
| <blockquote><pre>SELECT ARRAY[0,1,2] == '{0,1,2}' |
| </pre></blockquote> |
| |
| <p>Among the built-in conformance levels, true in |
| <a href="SqlConformanceEnum.html#BABEL"><code>SqlConformanceEnum.BABEL</code></a>, |
| false otherwise.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
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