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MDEV-13132 Information Schema does not show whether column default is expression or literal

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Fix INFORMATION_SCHEMA.COLUMNS.COLUMN_DEFAULT to be standard-compliant,
but keep SHOW COLUMNS backward-compatibly unchanged.
This commit is contained in:
Sergei Golubchik
2017-06-29 00:57:20 +02:00
parent 0559f12972
commit 291411c96c
18 changed files with 872 additions and 871 deletions
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12
mysql-test/r/information_schema_parameters.result
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@@ -29,7 +29,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_CATALOG
ORDINAL_POSITION 1
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 512
@@ -51,7 +51,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_SCHEMA
ORDINAL_POSITION 2
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
@@ -73,7 +73,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_NAME
ORDINAL_POSITION 3
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
@@ -161,7 +161,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME DATA_TYPE
ORDINAL_POSITION 7
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
@@ -337,7 +337,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME DTD_IDENTIFIER
ORDINAL_POSITION 15
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE longtext
CHARACTER_MAXIMUM_LENGTH 4294967295
@@ -359,7 +359,7 @@ TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME ROUTINE_TYPE
ORDINAL_POSITION 16
COLUMN_DEFAULT
COLUMN_DEFAULT ''
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 9