<?xml version="1.0" encoding="UTF-8"?>
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  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

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  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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  -->
<tns:store xmlns:tns="http://tajo.apache.org/catalogstore" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://tajo.apache.org/catalogstore ../DBMSSchemaDefinition.xsd ">
  <!--
      Catalog base version history
      * 6 - 2015-07-24: Merge the index branch into the master branch (TAJO-1300)
      * 5 - 2015-06-15: Implement TablespaceManager to load Tablespaces (TAJO-1616)
      * 4 - 2015-03-27: Partition Schema (TAJO-1284)
      * 3 - 2015-03-12: Nested Schema (TAJO-1329)
      * 2 - 2014-06-09: First versioning
      * 1-  Before 2013-03-20
    -->
  <tns:base version="6">
    <tns:objects>
  		<tns:Object order="0" type="table" name="meta">
  			<tns:sql><![CDATA[
  			CREATE TABLE META (VERSION INT NOT NULL)]]>
  			</tns:sql>
  		</tns:Object>
  		<tns:Object order="1" type="table" name="tablespaces">
  			<tns:sql><![CDATA[
  			CREATE TABLE TABLESPACES (
					SPACE_ID NUMBER(10) NOT NULL PRIMARY KEY,
					SPACE_NAME VARCHAR2(128) NOT NULL UNIQUE,
					SPACE_HANDLER VARCHAR2(1024) DEFAULT 'HDFS',
					SPACE_URI VARCHAR2(4000) NOT NULL
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="2" type="sequence" name="TABLESPACES_SEQ">
  			<tns:sql><![CDATA[CREATE SEQUENCE TABLESPACES_SEQ]]></tns:sql>
  		</tns:Object>
  		<tns:Object order="3" type="trigger" name="TABLESPACES_AUTOINC">
  			<tns:sql><![CDATA[
  			CREATE OR REPLACE TRIGGER TABLESPACES_AUTOINC
				BEFORE INSERT ON TABLESPACES
				FOR EACH ROW
				WHEN (new.SPACE_ID IS NULL)
				BEGIN
				  SELECT TABLESPACES_SEQ.NEXTVAL INTO :new.SPACE_ID FROM DUAL;
				END;]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="4" type="table" name="DATABASES_">
  			<tns:sql><![CDATA[
  			CREATE TABLE DATABASES_ (
					DB_ID NUMBER(10) NOT NULL PRIMARY KEY,
					DB_NAME VARCHAR2(128) NOT NULL UNIQUE,
					SPACE_ID INT NOT NULL,
					FOREIGN KEY (SPACE_ID) REFERENCES TABLESPACES (SPACE_ID)
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="5" type="sequence" name="DATABASES__SEQ">
  			<tns:sql><![CDATA[
  			CREATE SEQUENCE DATABASES__SEQ
  			]]>
  			</tns:sql>
  		</tns:Object>
  		<tns:Object order="6" type="trigger" name="DATABASES__AUTOINC">
  			<tns:sql><![CDATA[
  			CREATE OR REPLACE TRIGGER DATABASES__AUTOINC
				BEFORE INSERT ON DATABASES_
				FOR EACH ROW
				WHEN (new.DB_ID IS NULL)
				BEGIN
				  SELECT DATABASES__SEQ.NEXTVAL INTO :new.DB_ID FROM DUAL;
				END;]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="7" type="table" name="TABLES">
  			<tns:sql><![CDATA[
  			CREATE TABLE TABLES (
					TID NUMBER(10) NOT NULL PRIMARY KEY,
					DB_ID INT NOT NULL,
					TABLE_NAME VARCHAR2(128) NOT NULL,
					TABLE_TYPE VARCHAR2(128) NOT NULL,
					PATH VARCHAR2(4000),
					STORE_TYPE CHAR(16),
					FOREIGN KEY (DB_ID) REFERENCES DATABASES_ (DB_ID)
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="8" type="sequence" name="TABLES_SEQ">
  			<tns:sql><![CDATA[
  			CREATE SEQUENCE TABLES_SEQ
  			]]>
  			</tns:sql>
  		</tns:Object>
  		<tns:Object order="9" type="trigger" name="TABLES_AUTOINC">
  			<tns:sql><![CDATA[
  			CREATE OR REPLACE TRIGGER TABLES_AUTOINC
				BEFORE INSERT ON TABLES
				FOR EACH ROW
				WHEN (new.TID IS NULL)
				BEGIN
				  SELECT TABLES_SEQ.NEXTVAL INTO :new.TID FROM DUAL;
				END;]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="10" type="index" name="TABLES_IDX_DB_ID" dependsOn="TABLES">
  			<tns:sql><![CDATA[CREATE INDEX TABLES_IDX_DB_ID on TABLES (DB_ID)]]></tns:sql>
  		</tns:Object>
  		<tns:Object order="11" type="index" name="TABLES_IDX_TABLE_ID" dependsOn="TABLES">
  			<tns:sql><![CDATA[CREATE UNIQUE INDEX TABLES_IDX_TABLE_ID on TABLES (DB_ID, TABLE_NAME)]]></tns:sql>
  		</tns:Object>
  		<tns:Object order="12" type="table" name="COLUMNS">
  			<tns:sql><![CDATA[
  			CREATE TABLE COLUMNS (
					TID INT NOT NULL,
					COLUMN_NAME VARCHAR2(255) NOT NULL,
					ORDINAL_POSITION INT NOT NULL,
					NESTED_FIELD_NUM INT NOT NULL,
					DATA_TYPE CHAR(16),
					TYPE_LENGTH INTEGER,
					CONSTRAINT COLUMNS_PKEY PRIMARY KEY (TID, ORDINAL_POSITION),
					FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="13" type="table" name="OPTIONS">
  			<tns:sql><![CDATA[
  			CREATE TABLE OPTIONS (
					TID INT NOT NULL,
					KEY_ VARCHAR2(255) NOT NULL,
					VALUE_ VARCHAR2(4000) NOT NULL,
					CONSTRAINT OPTIONS_PKEY PRIMARY KEY (TID, KEY_),
					FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="14" type="table" name="INDEXES">
  			<tns:sql><![CDATA[
  			CREATE TABLE INDEXES (
  				INDEX_ID NUMBER(10) NOT NULL PRIMARY KEY,
  				DB_ID INT NOT NULL,
  				TID INT NOT NULL,
  				INDEX_NAME VARCHAR2(128) NOT NULL,
  				INDEX_TYPE CHAR(32) NOT NULL,
  				PATH VARCHAR(4096) NOT NULL,
  				COLUMN_NAMES VARCHAR(256) NOT NULL, -- array of column names
  				DATA_TYPES VARCHAR(128) NOT NULL, -- array of column types
  				ORDERS VARCHAR(128) NOT NULL, -- array of column orders
  				NULL_ORDERS VARCHAR(128) NOT NULL, -- array of null orderings
  				IS_UNIQUE CHAR NOT NULL,
  				IS_CLUSTERED CHAR NOT NULL,
  				IS_ASCENDING CHAR NOT NULL,
  				FOREIGN KEY (DB_ID) REFERENCES DATABASES_ (DB_ID) ON DELETE CASCADE,
  				FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="15" type="index" name="INDEXES_IDX_TID_COLUMN_NAME" dependsOn="INDEXES">
  			<tns:sql><![CDATA[CREATE INDEX INDEXES_IDX_TID_COLUMN_NAME on INDEXES (TID, COLUMN_NAME)]]></tns:sql>
  		</tns:Object>
  		<tns:Object order="16" type="table" name="STATS">
  			<tns:sql><![CDATA[
  			CREATE TABLE STATS (
					TID INT NOT NULL PRIMARY KEY,
					NUM_ROWS NUMBER(38),
					NUM_BYTES NUMBER(38),
					FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="17" type="table" name="PARTITION_METHODS">
  			<tns:sql><![CDATA[
  			CREATE TABLE PARTITION_METHODS (
					TID INT NOT NULL PRIMARY KEY,
					PARTITION_TYPE VARCHAR2(10) NOT NULL,
					EXPRESSION VARCHAR2(1024) NOT NULL,
					EXPRESSION_SCHEMA RAW(1024) NOT NULL,
					FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
  		<tns:Object order="18" type="table" name="PARTITIONS">
  			<tns:sql><![CDATA[
  			CREATE TABLE PARTITIONS (
					PARTITION_ID INT NOT NULL PRIMARY KEY,
					TID INT NOT NULL,
					PARTITION_NAME VARCHAR2(767),
					PATH VARCHAR2(4000),
					FOREIGN KEY (TID) REFERENCES TABLES (TID) ON DELETE CASCADE
				)]]>
				</tns:sql>
  		</tns:Object>
      <tns:Object order="19" type="sequence" name="PARTITIONS_SEQ">
        <tns:sql><![CDATA[
  			CREATE SEQUENCE PARTITIONS_SEQ
  			]]>
        </tns:sql>
      </tns:Object>
      <tns:Object order="20" type="trigger" name="PARTITIONS_AUTOINC">
        <tns:sql><![CDATA[
  			CREATE OR REPLACE TRIGGER PARTITIONS_AUTOINC
				BEFORE INSERT ON PARTITIONS
				FOR EACH ROW
				WHEN (new.PARTITION_ID IS NULL)
				BEGIN
				  SELECT PARTITIONS_SEQ.NEXTVAL INTO :new.PARTITION_ID FROM DUAL;
				END;]]>
        </tns:sql>
      </tns:Object>
      <tns:Object order="21" type="table" name="PARTITION_KEYS">
        <tns:sql><![CDATA[
          CREATE TABLE PARTITION_KEYS (
            PARTITION_ID INT NOT NULL,
            COLUMN_NAME VARCHAR2(255) NOT NULL,
            PARTITION_VALUE VARCHAR(255) NULL,
            FOREIGN KEY (PARTITION_ID) REFERENCES PARTITIONS (PARTITION_ID) ON DELETE CASCADE
				)]]>
        </tns:sql>
      </tns:Object>
      <tns:Object order="23" type="index" name="PARTITION_KEYS_IDX" dependsOn="PARTITION_KEYS">
        <tns:sql><![CDATA[CREATE INDEX PARTITION_KEYS_IDX on PARTITION_KEYS (PARTITION_ID, COLUMN_NAME, PARTITION_VALUE)]]></tns:sql>
      </tns:Object>
    </tns:objects>
  </tns:base>
  <tns:existQueries>
  	<tns:existQuery type="trigger">
  		<tns:sql><![CDATA[SELECT TRIGGER_NAME FROM USER_TRIGGERS]]></tns:sql>
  	</tns:existQuery>
  	<tns:existQuery type="sequence">
  		<tns:sql><![CDATA[SELECT SEQUENCE_NAME FROM USER_SEQUENCES]]></tns:sql>
  	</tns:existQuery>
  	<tns:existQuery type="view">
  		<tns:sql><![CDATA[SELECT VIEW_NAME FROM USER_VIEWS]]></tns:sql>
  	</tns:existQuery>
  	<tns:existQuery type="index">
  		<tns:sql><![CDATA[SELECT INDEX_NAME FROM USER_INDEXES]]></tns:sql>
  	</tns:existQuery>
  </tns:existQueries>
  <tns:dropStatements>
  	<tns:dropStatement type="table">
  		<tns:sql><![CDATA[DROP TABLE ? CASCADE CONSTRAINT]]></tns:sql>
  	</tns:dropStatement>
  </tns:dropStatements>
</tns:store>