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sa Parse a KEY or CONSTRAINT line.
:param line: A line of SHOW CREATE TABLE output
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:param line: The first line of SHOW CREATE TABLE
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Falls back to a 'minimal support' variant if full parse fails.
:param line: Any column-bearing line from SHOW CREATE TABLE
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Wd j d | j j | � d j | � d g � S( s� Re-format DESCRIBE output as a SHOW CREATE TABLE string.
DESCRIBE is a much simpler reflection and is sufficient for
reflecting views for runtime use. This method formats DDL
for columns only- keys are omitted.
:param columns: A sequence of DESCRIBE or SHOW COLUMNS 6-tuples.
SHOW FULL COLUMNS FROM rows must be rearranged for use with
this function.
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