priyankporwal commented on a change in pull request #514: PHOENIX-5261:
Implement ALTER TABLE/VIEW ADD COLUMN CASCADE
URL: https://github.com/apache/phoenix/pull/514#discussion_r291376386
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File path: phoenix-core/src/main/antlr3/PhoenixSQL.g
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@@ -656,8 +656,8 @@ alter_session_node returns [AlterSessionStatement ret]
// Parse an alter table statement.
alter_table_node returns [AlterTableStatement ret]
: ALTER (TABLE | v=VIEW) t=from_table_name
- ( (DROP COLUMN (IF ex=EXISTS)? c=column_names) | (ADD (IF NOT
ex=EXISTS)? (d=column_defs) (p=fam_properties)?) | (SET (p=fam_properties)) )
- { PTableType tt = v==null ?
(QueryConstants.SYSTEM_SCHEMA_NAME.equals(t.getSchemaName()) ?
PTableType.SYSTEM : PTableType.TABLE) : PTableType.VIEW; ret = ( c == null ?
factory.addColumn(factory.namedTable(null,t), tt, d, ex!=null, p) :
factory.dropColumn(factory.namedTable(null,t), tt, c, ex!=null) ); }
+ ( (DROP COLUMN (IF ex=EXISTS)? c=column_names) | (ADD (IF NOT
ex=EXISTS)? (d=column_defs) (p=fam_properties)?) (cas=CASCADE INDEX
(list=indexes | all=ALL))? | (SET (p=fam_properties)) )
+ { PTableType tt = v==null ?
(QueryConstants.SYSTEM_SCHEMA_NAME.equals(t.getSchemaName()) ?
PTableType.SYSTEM : PTableType.TABLE) : PTableType.VIEW; ret = ( c == null ?
factory.addColumn(factory.namedTable(null,t), tt, d, ex!=null, p, cas!=null,
(all == null ? list : null)) : factory.dropColumn(factory.namedTable(null,t),
tt, c, ex!=null) ); }
Review comment:
nvm ... i read it reverse :)
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