Package org.apache.flink.table.planner.operations

Class AlterSchemaConverter

java.lang.Object
org.apache.flink.table.planner.operations.AlterSchemaConverter
public class AlterSchemaConverter extends Object
Converter to convert SqlAlterTableSchema with source table to generate new Schema.

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropColumn dropColumn, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE DROP (col1 [, col2, ...]) to generate an updated Schema.
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropConstraint dropConstraint, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE DROP CONSTRAINT constraint_name to generate an updated Schema.
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropPrimaryKey dropPrimaryKey, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE DROP PRIMARY KEY to generate an updated Schema.
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropWatermark dropWatermark, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE DROP WATERMARK to generate an updated Schema.
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableRenameColumn renameColumn, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE RENAME col_name to new_col_name to generate an updated Schema.
    org.apache.flink.table.operations.Operation
    convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableSchema alterTableSchema, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
    Convert ALTER TABLE ADD | MODIFY (<schema_component> [, <schema_component>, ...])

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Method Details

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableSchema alterTableSchema, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE ADD | MODIFY (<schema_component> [, <schema_component>, ...]) to generate an updated Schema.

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableRenameColumn renameColumn, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE RENAME col_name to new_col_name to generate an updated Schema.

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropColumn dropColumn, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE DROP (col1 [, col2, ...]) to generate an updated Schema.

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropPrimaryKey dropPrimaryKey, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE DROP PRIMARY KEY to generate an updated Schema.

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropConstraint dropConstraint, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE DROP CONSTRAINT constraint_name to generate an updated Schema.

    • convertAlterSchema

      public org.apache.flink.table.operations.Operation convertAlterSchema(org.apache.flink.sql.parser.ddl.SqlAlterTableDropWatermark dropWatermark, org.apache.flink.table.catalog.ResolvedCatalogTable oldTable)
      Convert ALTER TABLE DROP WATERMARK to generate an updated Schema.