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Overview
| Comment: | Fix a typo on the OP_IdxInsert documentation. No code changes. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | unpacked-IdxInsert |
| Files: | files | file ages | folders |
| SHA1: |
e4acd98207bf12b28f6c0f77896ba8f0 |
| User & Date: | drh 2016-11-09 01:19:25 |
Context
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2016-11-09
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| 01:38 | Make use of the unpacked key on the OP_IdxInsert on sorters with a LIMIT. (check-in: 42db7cd2 user: drh tags: unpacked-IdxInsert) | |
| 01:19 | Fix a typo on the OP_IdxInsert documentation. No code changes. (check-in: e4acd982 user: drh tags: unpacked-IdxInsert) | |
| 00:10 | Enhance the OP_IdxInsert opcode to optionally accept unpacked key material. (check-in: 89d958ab user: drh tags: unpacked-IdxInsert) | |
Changes
Changes to src/vdbe.c.
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/* Opcode: IdxInsert P1 P2 P3 P4 P5 ** Synopsis: key=r[P2] ** ** Register P2 holds an SQL index key made using the ** MakeRecord instructions. This opcode writes that key ** into the index P1. Data for the entry is nil. ** ** If P4 is not zero, the it is the number of values in the unpacked ** key of reg(P2). In that case, P3 is the index of the first register ** for the unpacked key. The availability of the unpacked key can sometimes ** be an optimization. ** ** If P5 has the OPFLAG_APPEND bit set, that is a hint to the b-tree layer ** that this insert is likely to be an append. ** |
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/* Opcode: IdxInsert P1 P2 P3 P4 P5
** Synopsis: key=r[P2]
**
** Register P2 holds an SQL index key made using the
** MakeRecord instructions. This opcode writes that key
** into the index P1. Data for the entry is nil.
**
** If P4 is not zero, then it is the number of values in the unpacked
** key of reg(P2). In that case, P3 is the index of the first register
** for the unpacked key. The availability of the unpacked key can sometimes
** be an optimization.
**
** If P5 has the OPFLAG_APPEND bit set, that is a hint to the b-tree layer
** that this insert is likely to be an append.
**
|