18 lines
611 B
MySQL
18 lines
611 B
MySQL
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-- Function returning the type of a column
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CREATE OR REPLACE FUNCTION CDB_ColumnType(REGCLASS, TEXT)
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RETURNS information_schema.character_data
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AS $$
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SELECT data_type
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FROM information_schema.columns
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WHERE
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table_name IN (SELECT CDB_UserTables())
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AND table_name = '' || $1 || ''
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AND column_name = '' || quote_ident($2) || '';
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$$ LANGUAGE SQL;
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-- This is a private function, so only the db owner need privileges
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REVOKE ALL ON FUNCTION CDB_ColumnType(REGCLASS, TEXT) FROM PUBLIC;
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GRANT EXECUTE ON FUNCTION CDB_ColumnType(REGCLASS, TEXT) TO ":DATABASE_USERNAME";
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