17 lines
593 B
PL/PgSQL
17 lines
593 B
PL/PgSQL
-- Function returning the column names of a table
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CREATE OR REPLACE FUNCTION CDB_ColumnNames(REGCLASS)
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RETURNS SETOF information_schema.sql_identifier
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AS $$
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SELECT
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a.attname::information_schema.sql_identifier column_name
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FROM pg_class c
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LEFT JOIN pg_attribute a ON a.attrelid = c.oid
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WHERE c.oid = $1::oid
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AND a.attstattarget < 0 -- exclude system columns
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ORDER BY a.attnum;
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$$ LANGUAGE SQL;
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-- This is to migrate from pre-0.2.0 version
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-- See http://github.com/CartoDB/cartodb-postgresql/issues/36
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GRANT EXECUTE ON FUNCTION CDB_ColumnNames(REGCLASS) TO PUBLIC;
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