document/current/en/reference/distsql/syntax/rdl/resource-definition/index.xml - shardingsphere-doc - Git at Google

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     <title>Resource Definition on ShardingSphere</title>
     <link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/</link>
     <description>Recent content in Resource Definition on ShardingSphere</description>
     <generator>Hugo -- gohugo.io</generator>
     <language>en-us</language>

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     <item>
       <title>ADD RESOURCE</title>
       <link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/add-resource/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

       <guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/add-resource/</guid>
       <description>Description The ADD RESOURCE syntax is used to add resources for the currently selected database.
 Syntax AddResource ::= &amp;#39;ADD&amp;#39; &amp;#39;RESOURCE&amp;#39; resourceDefinition (&amp;#39;,&amp;#39; resourceDefinition)* resourceDefinition ::= resourceName &amp;#39;(&amp;#39; ( &amp;#39;HOST&amp;#39; &amp;#39;=&amp;#39; hostName &amp;#39;,&amp;#39; &amp;#39;PORT&amp;#39; &amp;#39;=&amp;#39; port &amp;#39;,&amp;#39; &amp;#39;DB&amp;#39; &amp;#39;=&amp;#39; dbName | &amp;#39;URL&amp;#39; &amp;#39;=&amp;#39; url ) &amp;#39;,&amp;#39; &amp;#39;USER&amp;#39; &amp;#39;=&amp;#39; user (&amp;#39;,&amp;#39; &amp;#39;PASSWORD&amp;#39; &amp;#39;=&amp;#39; password )? (&amp;#39;,&amp;#39; proerties)?&amp;#39;)&amp;#39; resourceName ::= identifier hostname ::= string port ::= int dbName ::= string url ::= string user ::= string password ::= string proerties ::= PROPERTIES &amp;#39;(&amp;#39; property ( &amp;#39;,&amp;#39; property )* &amp;#39;)&amp;#39; property ::= key &amp;#39;=&amp;#39; value key ::= string value ::= string Supplement  Before adding resources, please confirm that a database has been created in Proxy, and execute the use command to successfully select a database; Confirm that the added resource can be connected normally, otherwise it will not be added successfully; resourceName is case-sensitive; resourceName needs to be unique within the current database; resourceName name only allows letters, numbers and _, and must start with a letter; poolProperty is used to customize connection pool parameters, key must be the same as the connection pool parameter name, value supports int and String types; When password contains special characters, it is recommended to use the string form; For example, the string form of password@123 is &amp;quot;password@123&amp;quot;.</description>
     </item>

     <item>
       <title>ALTER RESOURCE</title>
       <link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/alter-resource/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

       <guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/alter-resource/</guid>
       <description>Description The ALTER RESOURCE syntax is used to alter resources for the currently selected database.
 Syntax AlterResource ::= &amp;#39;ALTER&amp;#39; &amp;#39;RESOURCE&amp;#39; resourceDefinition (&amp;#39;,&amp;#39; resourceDefinition)* resourceDefinition ::= resourceName &amp;#39;(&amp;#39; ( &amp;#39;HOST&amp;#39; &amp;#39;=&amp;#39; hostName &amp;#39;,&amp;#39; &amp;#39;PORT&amp;#39; &amp;#39;=&amp;#39; port &amp;#39;,&amp;#39; &amp;#39;DB&amp;#39; &amp;#39;=&amp;#39; dbName | &amp;#39;URL&amp;#39; &amp;#39;=&amp;#39; url ) &amp;#39;,&amp;#39; &amp;#39;USER&amp;#39; &amp;#39;=&amp;#39; user (&amp;#39;,&amp;#39; &amp;#39;PASSWORD&amp;#39; &amp;#39;=&amp;#39; password )? (&amp;#39;,&amp;#39; proerties)?&amp;#39;)&amp;#39; resourceName ::= identifier hostname ::= string port ::= int dbName ::= string url ::= string user ::= string password ::= string proerties ::= PROPERTIES &amp;#39;(&amp;#39; property ( &amp;#39;,&amp;#39; property )* &amp;#39;)&amp;#39; property ::= key &amp;#39;=&amp;#39; value key ::= string value ::= string Supplement  Before altering the resources, please confirm that a database exists in Proxy, and execute the use command to successfully select a database; ALTER RESOURCE is not allowed to change the real data source associated with this resource; ALTER RESOURCE will switch the connection pool.</description>
     </item>

     <item>
       <title>DROP RESOURCE</title>
       <link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/drop-resource/</link>
       <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

       <guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/drop-resource/</guid>
       <description>Description The DROP RESOURCE syntax is used to drop resources from the current database
 Syntax DropResource ::= &amp;#39;DROP&amp;#39; &amp;#39;RESOURCE&amp;#39; ( &amp;#39;IF&amp;#39; &amp;#39;EXISTS&amp;#39; )? resourceName ( &amp;#39;,&amp;#39; resourceName )* ( &amp;#39;IGNORE&amp;#39; &amp;#39;SINGLE&amp;#39; &amp;#39;TABLES&amp;#39; )? resourceName ::= identifier Supplement  DROP RESOURCE will only drop resources in Proxy, the real data source corresponding to the resource will not be dropped; Unable to drop resources already used by rules. Resources are still in used.</description>
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	<?xml version="1.0" encoding="utf-8" standalone="yes"?>
	<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
	<channel>
	<title>Resource Definition on ShardingSphere</title>
	<link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/</link>
	<description>Recent content in Resource Definition on ShardingSphere</description>
	<generator>Hugo -- gohugo.io</generator>
	<language>en-us</language>

	<atom:link href="https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/index.xml" rel="self" type="application/rss+xml" />


	<item>
	<title>ADD RESOURCE</title>
	<link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/add-resource/</link>
	<pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

	<guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/add-resource/</guid>
	<description>Description The ADD RESOURCE syntax is used to add resources for the currently selected database.
	Syntax AddResource ::= &#39;ADD&#39; &#39;RESOURCE&#39; resourceDefinition (&#39;,&#39; resourceDefinition)* resourceDefinition ::= resourceName &#39;(&#39; ( &#39;HOST&#39; &#39;=&#39; hostName &#39;,&#39; &#39;PORT&#39; &#39;=&#39; port &#39;,&#39; &#39;DB&#39; &#39;=&#39; dbName \| &#39;URL&#39; &#39;=&#39; url ) &#39;,&#39; &#39;USER&#39; &#39;=&#39; user (&#39;,&#39; &#39;PASSWORD&#39; &#39;=&#39; password )? (&#39;,&#39; proerties)?&#39;)&#39; resourceName ::= identifier hostname ::= string port ::= int dbName ::= string url ::= string user ::= string password ::= string proerties ::= PROPERTIES &#39;(&#39; property ( &#39;,&#39; property )* &#39;)&#39; property ::= key &#39;=&#39; value key ::= string value ::= string Supplement Before adding resources, please confirm that a database has been created in Proxy, and execute the use command to successfully select a database; Confirm that the added resource can be connected normally, otherwise it will not be added successfully; resourceName is case-sensitive; resourceName needs to be unique within the current database; resourceName name only allows letters, numbers and _, and must start with a letter; poolProperty is used to customize connection pool parameters, key must be the same as the connection pool parameter name, value supports int and String types; When password contains special characters, it is recommended to use the string form; For example, the string form of password@123 is &quot;password@123&quot;.</description>
	</item>

	<item>
	<title>ALTER RESOURCE</title>
	<link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/alter-resource/</link>
	<pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

	<guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/alter-resource/</guid>
	<description>Description The ALTER RESOURCE syntax is used to alter resources for the currently selected database.
	Syntax AlterResource ::= &#39;ALTER&#39; &#39;RESOURCE&#39; resourceDefinition (&#39;,&#39; resourceDefinition)* resourceDefinition ::= resourceName &#39;(&#39; ( &#39;HOST&#39; &#39;=&#39; hostName &#39;,&#39; &#39;PORT&#39; &#39;=&#39; port &#39;,&#39; &#39;DB&#39; &#39;=&#39; dbName \| &#39;URL&#39; &#39;=&#39; url ) &#39;,&#39; &#39;USER&#39; &#39;=&#39; user (&#39;,&#39; &#39;PASSWORD&#39; &#39;=&#39; password )? (&#39;,&#39; proerties)?&#39;)&#39; resourceName ::= identifier hostname ::= string port ::= int dbName ::= string url ::= string user ::= string password ::= string proerties ::= PROPERTIES &#39;(&#39; property ( &#39;,&#39; property )* &#39;)&#39; property ::= key &#39;=&#39; value key ::= string value ::= string Supplement Before altering the resources, please confirm that a database exists in Proxy, and execute the use command to successfully select a database; ALTER RESOURCE is not allowed to change the real data source associated with this resource; ALTER RESOURCE will switch the connection pool.</description>
	</item>

	<item>
	<title>DROP RESOURCE</title>
	<link>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/drop-resource/</link>
	<pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>

	<guid>https://shardingsphere.apache.org/document/current/en/reference/distsql/syntax/rdl/resource-definition/drop-resource/</guid>
	<description>Description The DROP RESOURCE syntax is used to drop resources from the current database
	Syntax DropResource ::= &#39;DROP&#39; &#39;RESOURCE&#39; ( &#39;IF&#39; &#39;EXISTS&#39; )? resourceName ( &#39;,&#39; resourceName )* ( &#39;IGNORE&#39; &#39;SINGLE&#39; &#39;TABLES&#39; )? resourceName ::= identifier Supplement DROP RESOURCE will only drop resources in Proxy, the real data source corresponding to the resource will not be dropped; Unable to drop resources already used by rules. Resources are still in used.</description>
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