drh
57498ae9cf
Remove unused token codes.
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FossilOrigin-Name: c45078c062f41f43c71965b2e5a97932ff79123eeb017ba853314987bebc2bca
2017-08-02 12:38:10 +00:00
drh
13aa88d956
Rearrange some of the added token codes for a very slight size decrease and
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performance increase.
FossilOrigin-Name: cb3742f51f4b3aa0fd8dc373af771e93ddb4100787115705955f2008aef92745
2017-08-02 11:36:16 +00:00
drh
31d6fd5507
Add the TK_IF_NULL_ROW opcode to deal with non-NULL result columns in the
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result set of a view or subquery on the RHS of a LEFT JOIN that gets flattened.
FossilOrigin-Name: 3a5860d86fadcf924316707918bf283d26c53b1473e5e67f5cff59d18c2a7742
2017-04-14 19:03:10 +00:00
drh
c8d0b0b9d4
Since the TK_VECTOR token is not actually used by the parser, make it an
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extra token code added by the tool/addopcodes.tcl script during parser build.
FossilOrigin-Name: b40b202c1f82808d2240e87b22f1e78b2208cb26
2016-08-18 15:36:03 +00:00
dan
71c57db099
Add some support for using row value constructors in certain parts of SQL expressions. There are many bugs on this branch.
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FossilOrigin-Name: b2204215b231202aef7a218411cc2ddaecf28f35
2016-07-09 20:23:55 +00:00
drh
94fa9c414a
Eliminate the need for the Column.zDflt (using Column.pDflt instead) to reduce
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the amount of memory needed to hold the schema.
FossilOrigin-Name: d8c94a46dfa94930732c2de2aa79675c5087d36e
2016-02-27 21:16:04 +00:00
drh
1a1d3cd2f3
Create the new TK_ASTERISK token to represent the "*" in "SELECT *". Formerly
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that operator was TK_ALL, which was also used for UNION ALL. Less confusion if
they operator symbols are distinct.
FossilOrigin-Name: 201ac6d449431dadc6b29faecd68b559bd64bc9f
2015-11-19 16:33:31 +00:00
drh
0739e45bcd
Small size reduction and performance increase in the parser.
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FossilOrigin-Name: d62cd757a69cc49c2d309e27c948610b5868632f
2015-11-09 02:08:09 +00:00
drh
1167d32716
Make the internal sqlite3PExpr() interface responsive to the
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TKFLG_DONTFOLD flag on the operator parameter.
FossilOrigin-Name: b10ab59fb8a696d11a269f3904e799c687246aea
2015-10-28 20:01:45 +00:00
drh
60a15a48c5
Change the addopcodes.awk script into tool/addopcodes.tcl.
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FossilOrigin-Name: 8bbf37142ef2759274668f6da114b5c8072e42db
2015-10-07 12:21:14 +00:00
