* Setting rewriteBatchedStatements to true now causes �→ CallableStatements * with batched arguments to be re-written in the form "CALL �→ (...); CALL (...); ..." 223 * to send the batch in as few Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: 400 package main import ( "database/sql" "flag" "fmt" "sync" ) func main() { optimistic predicate operations. The rules for implicit type conversion in TiDB are as follows: • If one or both arguments are NULL, the result of the comparison is NULL. The NULL- safe <=> equivalent comparison operator

====================== # Looking for config file [samconfig.toml] : Not found # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: package main import ( "database/sql" "flag" "fmt" "sync" ) func main() { optimistic, alice

@solotzg • Fix the issue that REGEXP() does not explicitly report an error for empty pattern arguments #53221 @yibin87 • Fix the issue that converting JSON to datetime might lose precision in some cases ====================== # Looking for config file [samconfig.toml] : Not found # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment

====================== # Looking for config file [samconfig.toml] : Not found # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: package main import ( "database/sql" "flag" "fmt" "sync" ) func main() { optimistic, alice

Exchange operator – Fix the possible Can't compare error when comparing Decimal types – Fix the 3rd arguments of function substringUTF8 must be constants er- ror of the left/substring function • Tools – TiCDC b536e94 min(query) | SELECT DISTINCT c FROM sbtest25 WHERE id BETWEEN ? AND ? ORDER �→ BY c [arguments: (291638, 291737)]; ***************************[ 2. row ]*************************** count | 2 5fc9b23 min(query) | SELECT DISTINCT c FROM sbtest22 WHERE id BETWEEN ? AND ? ORDER �→ BY c [arguments: (215420, 215519)]; ***************************[ 3. row ]*************************** count | 2

TIDB_DECODE_SQL_DIGESTS function to query the normalized SQL state- ments (a form without formats and arguments) corresponding to a set of SQL digests in the cluster. This simplifies the operation of querying merge join on the SET type column #25669 – Fix the data corruption issue in the IN expression’s arguments #25591 – Avoid the sessions of GC being affected by global variables #24976 – Fix the panic issue #25799 • TiKV – Fix the wrong tikv_raftstore_hibernated_peer_state metric #10330 – Fix the wrong arguments type of the json_unquote() function in the coprocessor #10176 – Skip clearing callback during

====================== # Looking for config file [samconfig.toml] : Not found # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: package main import ( "database/sql" 479 "flag" "fmt" "sync" ) func main() { optimistic

====================== # Looking for config file [samconfig.toml] : Not found # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: package main import ( "database/sql" 476 "flag" "fmt" "sync" ) func main() { optimistic

b536e94 min(query) | SELECT DISTINCT c FROM sbtest25 WHERE id BETWEEN ? AND ? ORDER �→ BY c [arguments: (291638, 291737)]; ***************************[ 2. row ]*************************** count | 2 5fc9b23 min(query) | SELECT DISTINCT c FROM sbtest22 WHERE id BETWEEN ? AND ? ORDER �→ BY c [arguments: (215420, 215519)]; ***************************[ 3. row ]*************************** count | 2 20 523 min(query) | SELECT DISTINCT c FROM sbtest11 WHERE id BETWEEN ? AND ? ORDER �→ BY c [arguments: (303359, 303458)]; Then you can query the different plans using the SQL fingerprint in the query

====================== # Looking for config file [samconfig.toml] : Not found 246 # Setting default arguments for 'sam deploy' # ========================================= # Stack Name [sam-app]: tidb-aws-lambda-quickstart # tidbHelloWorldFunction may not have authorization defined, Is �→ this okay? [y/N]: y # Save arguments to configuration file [Y/n]: # SAM configuration file [samconfig.toml]: # SAM configuration environment Then write a txn.go with a main function to call helper.go and handle the incoming command line arguments: package main import ( "database/sql" "flag" "fmt" "sync" ) func main() { optimistic, alice