enhance: Add default $ps & $timestamp env for scan expr #343
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Previously, scan-binlog command need to manually provide outputFields for pk column even the pk column & ts column is always fetched. This PR unifies `scan-binlog` & `scan-deltalog` command to have the default `$pk` & `$timestamp` env value for filter expression. Signed-off-by: Congqi Xia <[email protected]>
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Previously, scan-binlog command need to manually provide outputFields for pk column even the pk column & ts column is always fetched.
This PR unifies
scan-binlog&scan-deltalogcommand to have the default$pk&$timestampenv value for filter expression.