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Remove table_describe join to index tables #209

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Remove table_describe join to index tables #209

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8 changes: 2 additions & 6 deletions lib/queries/table_describe.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -66,20 +66,16 @@ FROM <table_catalog>.INFORMATION_SCHEMA.TABLES st
AND sc.TABLE_NAME = u.TABLE_NAME
AND sc.COLUMN_NAME = u.COLUMN_NAME
cross join t_name_cte r
INNER JOIN
INNER JOIN
<table_catalog>.sys.columns c ON c.name = sc.column_name
INNER JOIN
<table_catalog>.sys.types t ON c.user_type_id = t.user_type_id
INNER JOIN
<table_catalog>.sys.tables ta ON ta.name = r.table_name
LEFT OUTER JOIN
<table_catalog>.sys.index_columns ic ON ic.object_id = c.object_id AND ic.column_id = c.column_id
LEFT OUTER JOIN
<table_catalog>.sys.indexes i ON ic.object_id = i.object_id AND ic.index_id = i.index_id
WHERE
c.object_id = ta.object_id
AND TABLE_TYPE = 'BASE TABLE'
AND sc.TABLE_NAME = r.table_name
AND (sc.TABLE_SCHEMA = '<table_schema>' or '<table_schema>' = '')
AND (ta.schema_id = SCHEMA_ID('<table_schema>') or '<table_schema>' = '')