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Overview
| Comment: | Add a SELECTTRACE() macro to indicate when column names are assigned to a SELECT statement. This helps with debugging for tickets like [de3403bf5ae5f72e] and [3b4450072511e621]. |
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| SHA3-256: |
8f194008c3aaa4ef287200e37bc5278b |
| User & Date: | drh 2017-12-23 11:51:40 |
Context
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2017-12-23
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| 12:33 | Move the generation of output column names earlier in the case of a CREATE TABLE AS. This is a fix for ticket [3b4450072511e62] and a continuation of check-in [ade7ddf1998190b2b63] that fixes cases of ticket [de3403bf5ae5f72ed6] that were missed previously. check-in: 6b2ff26c user: drh tags: trunk | |
| 11:51 | Add a SELECTTRACE() macro to indicate when column names are assigned to a SELECT statement. This helps with debugging for tickets like [de3403bf5ae5f72e] and [3b4450072511e621]. check-in: 8f194008 user: drh tags: trunk | |
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2017-12-22
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| 19:53 | In the sqlite3TreeViewExprList() routine, show the "AS" alias name for each expression in the list, if it exists. check-in: 5efd854f user: drh tags: trunk | |
Changes
Changes to src/select.c.
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return;
}
#endif
if( pParse->colNamesSet || db->mallocFailed ) return;
/* Column names are determined by the left-most term of a compound select */
while( pSelect->pPrior ) pSelect = pSelect->pPrior;
pTabList = pSelect->pSrc;
pEList = pSelect->pEList;
assert( v!=0 );
assert( pTabList!=0 );
pParse->colNamesSet = 1;
fullName = (db->flags & SQLITE_FullColNames)!=0;
srcName = (db->flags & SQLITE_ShortColNames)!=0 || fullName;
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return;
}
#endif
if( pParse->colNamesSet || db->mallocFailed ) return;
/* Column names are determined by the left-most term of a compound select */
while( pSelect->pPrior ) pSelect = pSelect->pPrior;
SELECTTRACE(1,pParse,pSelect,("generating column names\n"));
pTabList = pSelect->pSrc;
pEList = pSelect->pEList;
assert( v!=0 );
assert( pTabList!=0 );
pParse->colNamesSet = 1;
fullName = (db->flags & SQLITE_FullColNames)!=0;
srcName = (db->flags & SQLITE_ShortColNames)!=0 || fullName;
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