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Overview
Comment: | Correctly preserve the collating sequence for a column when changing its datatype. Fix for the problem reported by forum post 36be3d3a08da9d92. Test cases in TH3. |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
c7f0813cabf9d8ab367bead5ba8cf201 |
User & Date: | drh 2021-08-24 17:07:44 |
Original Comment: | Correctly preserve the collating sequence for a column when changing its datatype. Fix for the problem reported by forum post e5c76b738e. Test cases in TH3. |
Context
2021-08-26
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18:31 | Add the --safe to the CLI. Also the --nonce option and the .nonce command. (check-in: c76870cb user: drh tags: trunk) | |
2021-08-24
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17:07 | Correctly preserve the collating sequence for a column when changing its datatype. Fix for the problem reported by forum post 36be3d3a08da9d92. Test cases in TH3. (check-in: c7f0813c user: drh tags: trunk) | |
2021-08-23
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15:56 | Fix a typo in a comment. No changes to code. (check-in: d953646a user: drh tags: trunk) | |
Changes
Changes to src/select.c.
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2189 2190 2191 2192 2193 2194 2195 | if( pCol->zCnName ){ memcpy(&pCol->zCnName[n+1], zType, m+1); pCol->colFlags |= COLFLAG_HASTYPE; } } if( pCol->affinity<=SQLITE_AFF_NONE ) pCol->affinity = aff; pColl = sqlite3ExprCollSeq(pParse, p); | | | 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 | if( pCol->zCnName ){ memcpy(&pCol->zCnName[n+1], zType, m+1); pCol->colFlags |= COLFLAG_HASTYPE; } } if( pCol->affinity<=SQLITE_AFF_NONE ) pCol->affinity = aff; pColl = sqlite3ExprCollSeq(pParse, p); if( pColl ){ assert( pTab->pIndex==0 ); sqlite3ColumnSetColl(db, pCol, pColl->zName); } } pTab->szTabRow = 1; /* Any non-zero value works */ } |
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