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PolarDB
PolarDB for Xscale
PolarDB-X 1.0 (DRDS)
SQL Reference
Hint
Hint
更新时间: 2026-01-16 21:31:13
Hints
Read/write splitting
Custom SQL timeout
Execute SQL statements on specified database shards
Scan all or some sharded databases and tables
Automatic protection against high-risk SQL statements
Index hints
How to use HINTs (for versions 5.2 and earlier)
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