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15 lines
533 B
15 lines
533 B
-- Return an array of statements found in the given query text
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--
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-- Regexp curtesy of Hubert Lubaczewski (depesz)
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-- Implemented in plpython for performance reasons
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--
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CREATE OR REPLACE FUNCTION @extschema@.CDB_QueryStatements(query text)
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RETURNS SETOF TEXT AS $$
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import re
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pat = re.compile( r'''((?:[^'"$;]+|"[^"]*"|'[^']*'|(\$[^$]*\$).*?\2)+)''', re.DOTALL )
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for match in pat.findall(query):
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cleaned = match[0].strip()
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if ( cleaned ):
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yield cleaned
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$$ language '@@plpythonu@@' IMMUTABLE STRICT PARALLEL SAFE;
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