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[#7518] Support ALTER TABLE .. MODIFY ( ... ) (parenthesised modify clause)

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This commit is contained in:
Lukas Eder 2018-09-26 11:16:10 +02:00
parent c601410e45
commit 9c2a993020
2 changed files with 22 additions and 13 deletions
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14
jOOQ-manual/src/main/resources/org/jooq/web/grammar-3.12.txt
View File

@ -63,11 +63,15 @@ alterTableStatement = 'ALTER TABLE' [ 'IF EXISTS' ] tableName break
| 'ADD' [ 'COLUMN' ] column
| 'ADD' '(' ( 'CONSTRAINT' constraintName constraint | constraint | column )
{ ',' ( 'CONSTRAINT' constraintName constraint | constraint | column ) } ')'
| ( 'ALTER' | 'MODIFY' ) [ 'COLUMN' ] identifier
(
[ [ 'SET DATA' ] 'TYPE' ] dataType [ [ 'NOT' ] 'NULL' ]
| ( 'SET' | 'DROP' ) 'NOT NULL'
| [ 'RENAME' ] ( 'TO' | 'AS' ) identifier
| ( 'ALTER' | 'MODIFY' )
( [ 'COLUMN' ] identifier
(
[ [ 'SET DATA' ] 'TYPE' ] dataType [ [ 'NOT' ] 'NULL' ]
| ( 'SET' | 'DROP' ) 'NOT NULL'
| [ 'RENAME' ] ( 'TO' | 'AS' ) identifier
)
| column
| '(' column ')'
)
| 'COMMENT' [ '=' ] stringLiteral
| 'DROP' [ 'COLUMN' ] identifier [ 'CASCADE' | 'RESTRICT' ]

21
jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
View File

@ -3162,16 +3162,18 @@ final class ParserImpl implements Parser {
}
private static final DDLQuery parseAlterTableAlterColumn(ParserContext ctx, AlterTableStep s1) {
boolean paren = parseIf(ctx, '(');
TableField<?, ?> field = parseFieldName(ctx);
if (parseKeywordIf(ctx, "DROP NOT NULL"))
return s1.alter(field).dropNotNull();
else if (parseKeywordIf(ctx, "SET NOT NULL"))
return s1.alter(field).setNotNull();
else if (parseKeywordIf(ctx, "TO") || parseKeywordIf(ctx, "RENAME TO") || parseKeywordIf(ctx, "RENAME AS"))
return s1.renameColumn(field).to(parseFieldName(ctx));
else if (parseKeywordIf(ctx, "TYPE") || parseKeywordIf(ctx, "SET DATA TYPE"))
;
if (!paren)
if (parseKeywordIf(ctx, "DROP NOT NULL"))
return s1.alter(field).dropNotNull();
else if (parseKeywordIf(ctx, "SET NOT NULL"))
return s1.alter(field).setNotNull();
else if (parseKeywordIf(ctx, "TO") || parseKeywordIf(ctx, "RENAME TO") || parseKeywordIf(ctx, "RENAME AS"))
return s1.renameColumn(field).to(parseFieldName(ctx));
else if (parseKeywordIf(ctx, "TYPE") || parseKeywordIf(ctx, "SET DATA TYPE"))
;
DataType<?> type = parseDataType(ctx);
@ -3180,6 +3182,9 @@ final class ParserImpl implements Parser {
else if (parseKeywordIf(ctx, "NOT NULL"))
type = type.nullable(false);
if (paren)
parse(ctx, ')');
return s1.alter(field).set(type);
}