Commit cad3eff2 authored by tristaZero's avatar tristaZero
Browse files

adjust sequence of rules

parent 7138ec8c

sharding-core/sharding-core-parse/sharding-core-parse-postgresql/src/main/antlr4/imports/postgresql/DDLStatement.g4

+94 −93
Original line number Diff line number Diff line
@@ -47,53 +47,127 @@ truncateTable 
    : TRUNCATE TABLE? ONLY? tableNameParts

    ;



alterIndexName

    : ALTER INDEX (IF EXISTS)? indexName

temporaryClause_

    : ((GLOBAL | LOCAL)? (TEMPORARY | TEMP) | UNLOGGED)?

    ;



renameIndexSpecification

    : RENAME TO indexName

existClause_

    : (IF NOT EXISTS)?

    ;



alterIndexDependsOnExtension

    : ALTER INDEX indexName DEPENDS ON EXTENSION ignoredIdentifier_

createDefinitions

    : LP_ (createDefinition (COMMA_ createDefinition)*)? RP_

    ;



alterIndexSetTableSpace

    : ALTER INDEX ALL IN TABLESPACE indexName (OWNED BY ignoredIdentifiers_)?

createDefinition

    : columnDefinition | tableConstraint | LIKE tableName likeOption*

    ;



tableNameParts

    : tableNamePart (COMMA_ tableNamePart)*

columnDefinition

    : columnName dataType collateClause? columnConstraint*

    ;



tableNamePart

    : tableName ASTERISK_?

columnConstraint

    : constraintClause? columnConstraintOption constraintOptionalParam

    ;



temporaryClause_

    : ((GLOBAL | LOCAL)? (TEMPORARY | TEMP) | UNLOGGED)?

constraintClause

    : CONSTRAINT ignoredIdentifier_

    ;



existClause_

    : (IF NOT EXISTS)?

columnConstraintOption

    : NOT? NULL

    | checkOption

    | DEFAULT defaultExpr

    | GENERATED (ALWAYS | BY DEFAULT) AS IDENTITY (LP_ sequenceOptions RP_)?

    | UNIQUE indexParameters

    | primaryKey indexParameters

    | REFERENCES tableName columnNames? (MATCH FULL | MATCH PARTIAL | MATCH SIMPLE)? (ON (DELETE | UPDATE) action)*

    ;

createDefinitions

    : LP_ (createDefinition (COMMA_ createDefinition)*)? RP_



checkOption

    : CHECK expr (NO INHERIT)?

    ;



createDefinition

    : columnDefinition | tableConstraint | LIKE tableName likeOption*

defaultExpr

    : CURRENT_TIMESTAMP | expr

    ;



sequenceOptions

    : sequenceOption+

    ;



sequenceOption

    : START WITH? NUMBER_

    | INCREMENT BY? NUMBER_

    | MAXVALUE NUMBER_

    | NO MAXVALUE

    | MINVALUE NUMBER_

    | NO MINVALUE

    | CYCLE

    | NO CYCLE

    | CACHE NUMBER_

    | OWNED BY

    ;



indexParameters

    : (USING INDEX TABLESPACE ignoredIdentifier_)?

    | INCLUDE columnNames

    | WITH

    ;



action

    : NO ACTION | RESTRICT | CASCADE | SET (NULL | DEFAULT)

    ;



constraintOptionalParam

    : (NOT? DEFERRABLE)? (INITIALLY (DEFERRED | IMMEDIATE))?

    ;



likeOption

    : (INCLUDING | EXCLUDING) (COMMENTS | CONSTRAINTS | DEFAULTS | IDENTITY | INDEXES | STATISTICS | STORAGE | ALL)

    ;



tableConstraint

    : constraintClause? tableConstraintOption constraintOptionalParam

    ;



tableConstraintOption

    : checkOption

    | UNIQUE columnNames indexParameters

    | primaryKey columnNames indexParameters

    | EXCLUDE (USING ignoredIdentifier_)?

    | FOREIGN KEY columnNames REFERENCES tableName columnNames? (MATCH FULL | MATCH PARTIAL | MATCH SIMPLE)? (ON (DELETE | UPDATE) action)*

    ;



inheritClause

    : INHERITS tableNames

    ;



alterIndexName

    : ALTER INDEX (IF EXISTS)? indexName

    ;



renameIndexSpecification

    : RENAME TO indexName

    ;



alterIndexDependsOnExtension

    : ALTER INDEX indexName DEPENDS ON EXTENSION ignoredIdentifier_

    ;



alterIndexSetTableSpace

    : ALTER INDEX ALL IN TABLESPACE indexName (OWNED BY ignoredIdentifiers_)?

    ;



tableNameParts

    : tableNamePart (COMMA_ tableNamePart)*

    ;



tableNamePart

    : tableName ASTERISK_?

    ;



alterTableNameWithAsterisk

    : ALTER TABLE (IF EXISTS)? ONLY? tableName ASTERISK_?

    ;
@@ -208,79 +282,6 @@ usingIndexType 
    : USING (BTREE | HASH | GIST | SPGIST | GIN | BRIN)

    ;



tableConstraint

    : constraintClause? tableConstraintOption constraintOptionalParam

    ;



columnDefinition

    : columnName dataType collateClause? columnConstraint*

    ;



columnConstraint

    : constraintClause? columnConstraintOption constraintOptionalParam

    ;



constraintClause

    : CONSTRAINT ignoredIdentifier_

    ;



columnConstraintOption

    : NOT? NULL

    | checkOption

    | DEFAULT defaultExpr

    | GENERATED (ALWAYS | BY DEFAULT) AS IDENTITY (LP_ sequenceOptions RP_)?

    | UNIQUE indexParameters

    | primaryKey indexParameters

    | REFERENCES tableName columnNames? (MATCH FULL | MATCH PARTIAL | MATCH SIMPLE)? (ON (DELETE | UPDATE) action)*

    ;



checkOption

    : CHECK expr (NO INHERIT)?

    ;



defaultExpr

    : CURRENT_TIMESTAMP | expr

    ;



sequenceOptions

    : sequenceOption+

    ;



sequenceOption

    : START WITH? NUMBER_

    | INCREMENT BY? NUMBER_

    | MAXVALUE NUMBER_

    | NO MAXVALUE

    | MINVALUE NUMBER_

    | NO MINVALUE

    | CYCLE

    | NO CYCLE

    | CACHE NUMBER_

    | OWNED BY

    ;



indexParameters

    : (USING INDEX TABLESPACE ignoredIdentifier_)?

    | INCLUDE columnNames

    | WITH

    ;



action

    : NO ACTION | RESTRICT | CASCADE | SET (NULL | DEFAULT)

    ;



constraintOptionalParam

    : (NOT? DEFERRABLE)? (INITIALLY (DEFERRED | IMMEDIATE))?

    ;



tableConstraintOption

    : checkOption

    | UNIQUE columnNames indexParameters

    | primaryKey columnNames indexParameters

    | EXCLUDE (USING ignoredIdentifier_)?

    | FOREIGN KEY columnNames REFERENCES tableName columnNames? (MATCH FULL | MATCH PARTIAL | MATCH SIMPLE)? (ON (DELETE | UPDATE) action)*

    ;



excludeElement

    : (columnName | expr) ignoredIdentifier_? (ASC | DESC)? (NULLS (FIRST | LAST))?

    ;