. . . . . . . . . . . . . . . . . . . . . . . . . . 495 /metadata/${databaseName}/data_sources/units/ds_0/versions/0 . . . . . . . . . 495 /metadata/${databaseName}/data_sources/nodes/ds_0/versions/0 ' key '=' value)* ')' key ::= string value ::= literal Supplement • Before register storage units, please confirm that a database has been created in Proxy, and exe‐ cute the use command to successfully Reserved word ALTER STORAGE UNIT Description The ALTER STORAGE UNIT syntax is used to alter storage units for the currently selected logical database. 9.2. ShardingSphere-Proxy 171 Apache ShardingSphere

. . . . . . . . . . . . . . . . . . . . . . . . . . 524 /metadata/${databaseName}/data_sources/units/ds_0/versions/0 . . . . . . . . . 524 /metadata/${databaseName}/data_sources/nodes/ds_0/versions/0 ShardingSphere-Proxy 189 Apache ShardingSphere document Supplement • Before register storage units, please confirm that a database has been created in Proxy, and exe‐ cute the use command to successfully Reserved word ALTER STORAGE UNIT Description The ALTER STORAGE UNIT syntax is used to alter storage units for the currently selected logical database. Syntax AlterStorageUnit ::= 'ALTER' 'STORAGE' 'UNIT'

. . . . . . . . . . . . . . . . . . . . . . . . . . 459 /metadata/${databaseName}/data_sources/units/ds_0/versions/0 . . . . . . . . . 459 /metadata/${databaseName}/data_sources/nodes/ds_0/versions/0 'AUDIT_STRATEGY' '(' auditStrategyDefinition ')')? ')' autoTableDefinition ::= tableName '(' 'STORAGE_UNITS' '(' storageUnitName (',' storageUnitName)* ')' ',' 'SHARDING_COLUMN' '=' columnName ',' algorithmDefinition 用于指定分片算法的类型，目前仅支持 STANDARD 、 COMPLEX。使用 COMPLEX 时需要用 SHARDING_COLUMNS 指定多个分片键。 • 当使用自动分片时： – STORAGE_UNITS 只能使用已经添加到当前逻辑库的资源，可通过枚举或 INLINE 表达式指定 需要的资源； 9.2. ShardingSphere-Proxy 161 Apache ShardingSphere

. . . . . . . . . . . . . . . . . . . . . . . . . . 438 /metadata/${databaseName}/data_sources/units/ds_0/versions/0 . . . . . . . . . 438 /metadata/${databaseName}/data_sources/nodes/ds_0/versions/0 ShardingSphere-Proxy 153 Apache ShardingSphere document autoTableDefinition ::= tableName '(' 'STORAGE_UNITS' '(' storageUnitName (',' storageUnitName)* ')' ',' 'SHARDING_COLUMN' '=' columnName ',' algorithmDefinition 用于指定分片算法的类型，目前仅支持 STANDARD 、 COMPLEX。使用 COMPLEX 时需要用 SHARDING_COLUMNS 指定多个分片键。 • 当使用自动分片时： – STORAGE_UNITS 只能使用已经添加到当前逻辑库的资源，可通过枚举或 INLINE 表达式指定 需要的资源； – 只能使用自动分片算法，可参考自动分片算法。 • algorithmType 为分片算法类型，分片算法类型请参考分片算法；

. . . . . . . . . . . . . . . . . . . . . . . . . . 485 /metadata/${databaseName}/data_sources/units/ds_0/versions/0 . . . . . . . . . 485 /metadata/${databaseName}/data_sources/nodes/ds_0/versions/0 'AUDIT_STRATEGY' '(' auditStrategyDefinition ')')? ')' autoTableRuleDefinition ::= ruleName '(' 'STORAGE_UNITS' '(' storageUnitName (',' storageUnitName)* ')' ',' 'SHARDING_COLUMN' '=' columnName ',' algorithmDefinition ShardingSphere document COMPLEX。使用 COMPLEX 时需要用 SHARDING_COLUMNS 指定多个分片键。 • 当使用自动分片时： – STORAGE_UNITS 只能使用已经添加到当前逻辑库的资源，可通过枚举或 INLINE 表达式指定 需要的资源； – 只能使用自动分片算法，可参考自动分片算法。 • algorithmType 为分片算法类型，分片算法类型请参考分片算法；

Zone Specifications ......................................................... 2625 B.6. History of Units ................................................................................ 2627 B.7. Julian chapters individually as they choose. The information is presented in narrative form with topical units. Readers looking for a complete description of a particular command are encouraged to review the Part for each product (rather than the total sales of all products): SELECT product_id, p.name, (sum(s.units) * p.price) AS sales FROM products p LEFT JOIN sales s USING (product_id) GROUP BY product_id

Specifications ............................................................... 2778 B.6. History of Units ...................................................................................... 2780 B.7. Julian chapters individually as they choose. The information is presented in narrative form with topical units. Readers looking for a complete description of a particular command are encouraged to review the Part for each product (rather than the total sales of all products): SELECT product_id, p.name, (sum(s.units) * p.price) AS sales FROM products p LEFT JOIN sales s USING (product_id) GROUP BY product_id

Specifications ............................................................... 2605 B.6. History of Units ...................................................................................... 2607 B.7. Julian individually as they choose. The information in this part is presented in a narrative fashion in topical units. Readers looking for a complete description of a particular command should see Part VI. Readers of for each product (rather than the total sales of all products): SELECT product_id, p.name, (sum(s.units) * p.price) AS sales FROM products p LEFT JOIN sales s USING (product_id) GROUP BY product_id

Zone Specifications ......................................................... 2467 B.6. History of Units ................................................................................ 2469 B.7. Julian individually as they choose. The information in this part is presented in a narrative fashion in topical units. Readers looking for a complete description of a particular command should see Part VI. Readers of for each product (rather than the total sales of all products): SELECT product_id, p.name, (sum(s.units) * p.price) AS sales FROM products p LEFT JOIN sales s USING (product_id) GROUP BY product_id

interval Change the Interval on Y-Axis. Tick Interval Set the interval of the tick marks in axis units. Trend Line Add a trend line to the chart to show visual data trends. Remove the selected interval Change the Interval on Y-Axis. Tick Interval Set the interval of the tick marks in axis units. Trend Line Add a trend line to the chart to show visual data trends. Remove the selected interval Change the Interval on Y-Axis. Tick Interval Set the interval of the tick marks in axis units. Trend Line Add a trend line to the chart to show visual data trends. Remove the selected