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milvus/internal/parser/planparserv2
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Jiquan Long ac389f3e93
Limit and translate pattern match operations (#16818) 
Signed-off-by: dragondriver <jiquan.long@zilliz.com>
2022-05-07 16:31:52 +08:00
..
generated Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
check_identical_test.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
check_identical.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
error_listener.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
floating_comparision_test.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
floating_comparision.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
logical_expr_visitor.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
node_ret.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
operators.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
parser_visitor.go Limit and translate pattern match operations (#16818) 2022-05-07 16:31:52 +08:00
pattern_match_test.go Limit and translate pattern match operations (#16818) 2022-05-07 16:31:52 +08:00
pattern_match.go Limit and translate pattern match operations (#16818) 2022-05-07 16:31:52 +08:00
plan_parser_v2_test.go Limit and translate pattern match operations (#16818) 2022-05-07 16:31:52 +08:00
plan_parser_v2.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
Plan.g4 Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
pool_test.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
pool.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
README.md Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
show_visitor.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00
utils.go Support antlr as plan parser (#16696) 2022-05-06 17:43:51 +08:00

README.md

Generate Parser with Antlr4

Install Antlr4

Please follow install antlr4 to install the antlr tool.

The version of antlr tool: 4.9.

Code Generate

After you install the antlr4, you can generate the parser code in golang with:

export CLASSPATH=".:${PWD}/antlr-4.9-complete.jar:$CLASSPATH"
alias antlr4='java -Xmx500M -cp "${PWD}/antlr-4.9-complete.jar:$CLASSPATH" org.antlr.v4.Tool'
alias grun='java -Xmx500M -cp "${PWD}/antlr-4.9-complete.jar:$CLASSPATH" org.antlr.v4.gui.TestRig'

antlr4 -Dlanguage=Go -package planparserv2 -o generated -no-listener -visitor Plan.g4

All generated code will be under directory generated.