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syncer: table no need exist when drop (#985) #990

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Sep 4, 2020
Merged

syncer: table no need exist when drop (#985) #990

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eafce3d
table no need exist when drop
GMHDBJD Sep 3, 2020
c57ff9e
address comment
GMHDBJD Sep 3, 2020
b72c7c9
also schema
GMHDBJD Sep 4, 2020
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3 changes: 0 additions & 3 deletions syncer/syncer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2089,7 +2089,6 @@ func (s *Syncer) trackDDL(usedSchema string, sql string, tableNames [][]*filter.
shouldSchemaExist = true
case *ast.DropDatabaseStmt:
shouldExecDDLOnSchemaTracker = true
shouldSchemaExist = true
if s.cfg.ShardMode == "" {
if err := s.checkpoint.DeleteSchemaPoint(ec.tctx, srcTable.Schema); err != nil {
return err
Expand All @@ -2100,8 +2099,6 @@ func (s *Syncer) trackDDL(usedSchema string, sql string, tableNames [][]*filter.
shouldSchemaExist = true
case *ast.DropTableStmt:
shouldExecDDLOnSchemaTracker = true
shouldSchemaExist = true
shouldTableExist = true
if err := s.checkpoint.DeleteTablePoint(ec.tctx, srcTable.Schema, srcTable.Name); err != nil {
return err
}
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8 changes: 8 additions & 0 deletions tests/all_mode/run.sh
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Expand Up @@ -159,6 +159,14 @@ function run() {
check_log_not_contains $WORK_DIR/worker1/log/dm-worker.log "123456"
check_log_not_contains $WORK_DIR/worker2/log/dm-worker.log "123456"

# test drop table if exists
run_sql_source1 "drop table if exists \`all_mode\`.\`tb1\`;"
run_sql_source1 "drop table if exists \`all_mode\`.\`tb1\`;"
run_sql_source2 "drop table if exists \`all_mode\`.\`tb2\`;"
run_sql_source2 "drop table if exists \`all_mode\`.\`tb2\`;"
check_log_not_contains $WORK_DIR/worker1/log/dm-worker.log "Error .* Table .* doesn't exist"
check_log_not_contains $WORK_DIR/worker2/log/dm-worker.log "Error .* Table .* doesn't exist"

export GO_FAILPOINTS=''

run_sql_both_source "SET @@GLOBAL.SQL_MODE='ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'"
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