bugfix
This commit is contained in:
yumoqing
parent
735e7d6227
commit
1432450e74
@ -67,34 +67,46 @@ from (
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where row_id >=$[from_line]$ and row_id < $[end_line]$"""
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def tablesSQL(self):
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"""
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列出表名
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SELECT tablename FROM pg_tables;
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WHERE tablename NOT LIKE 'pg%'
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AND tablename NOT LIKE 'sql_%'
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ORDER BY tablename;
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"""
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sqlcmd = """select
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lower(table_name) as name,
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lower(decode(comments,null,table_name,comments)) as title
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from USER_TAB_COMMENTS where table_type = 'TABLE'"""
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sqlcmd = """select x.name, y.description as title
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from
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(select a.name,c.oid
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from
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(select lower(tablename) as name from tables where schemaname='public') a
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pg_class c
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where a.name = c.relname) x
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left join pg_description y
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on x.oid=y.objoid
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and y.objsubid='0'"""
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return sqlcmd
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def fieldsSQL(self,tablename=None):
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"""SELECT col_description(a.attrelid,a.attnum) as comment,pg_type.typname as typename,a.attname as name, a.attnotnull as notnull
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FROM pg_class as c,pg_attribute as a inner join pg_type on pg_type.oid = a.atttypid
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where c.relname = 'tablename' and a.attrelid = c.oid and a.attnum>0
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"""
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sqlcmd="""select lower(utc.COLUMN_NAME) name
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,utc.DATA_TYPE type
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,utc.DATA_LENGTH length
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,utc.data_scale dec
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,case when utc.nullable = 'Y' then 'yes' else 'no' end nullable
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,lower(nvl(ucc.comments,utc.COLUMN_NAME)) title
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,lower(utc.table_name) as table_name
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from user_tab_cols utc left join USER_COL_COMMENTS ucc on utc.table_name = ucc.table_name and utc.COLUMN_NAME = ucc.COLUMN_NAME"""
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if tablename is not None:
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sqlcmd = sqlcmd + """ where lower(utc.table_name) = '%s'""" % tablename.lower()
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sqlcmd="""SELECT
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a.attname AS name,
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t.typname AS type,
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case t.typname
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when 'varchar' then a.atttypmod - 4
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when 'numeric' then (a.atttypmod - 4) / 65536
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else null
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end as length,
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case t.typname
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when 'numeric' then (a.atttypmod - 4) % 65536
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else null
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end as dec,
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case a.attnotnull
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when 't' then 'no'
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when 'f' then 'yes'
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end as nullable
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b.description AS title
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FROM pg_class c, pg_attribute a
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LEFT JOIN pg_description b
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ON a.attrelid = b.objoid
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AND a.attnum = b.objsubid, pg_type t
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WHERE lower(c.relname) = '%s'
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AND a.attnum > 0
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AND a.attrelid = c.oid
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AND a.atttypid = t.oid
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ORDER BY a.attnum;
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""" % tablename.lower()
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return sqlcmd
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def fkSQL(self,tablename=None):
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@ -116,35 +128,46 @@ where
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return sqlcmd
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def pkSQL(self,tablename=None):
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"""
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select pg_attribute.attname as colname,pg_type.typname as typename,pg_constraint.conname as pk_name from
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pg_constraint inner join pg_class
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on pg_constraint.conrelid = pg_class.oid
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inner join pg_attribute on pg_attribute.attrelid = pg_class.oid
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and pg_attribute.attnum = pg_constraint.conkey[1]
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inner join pg_type on pg_type.oid = pg_attribute.atttypid
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where pg_class.relname = 'tablename'
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and pg_constraint.contype='p'
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"""
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sqlcmd="""
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select
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lower(col.table_name) table_name,
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lower(col.column_name) as field_name
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from
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user_constraints con,user_cons_columns col
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where
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con.constraint_name=col.constraint_name and con.constraint_type='P'"""
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if tablename is not None:
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sqlcmd = sqlcmd + """ and lower(col.table_name)='%s'""" % tablename.lower()
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pg_attribute.attname as field_name,
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lower(pg_class.relname) as table_name
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from pg_constraint
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inner join pg_class
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on pg_constraint.conrelid = pg_class.oid
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inner join pg_attribute
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on pg_attribute.attrelid = pg_class.oid
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and pg_attribute.attnum = pg_constraint.conkey[1]
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inner join pg_type
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on pg_type.oid = pg_attribute.atttypid
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where lower(pg_class.relname) = '%s'
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and pg_constraint.contype='p'
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""" % tablename.lower()
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return sqlcmd
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def indexesSQL(self,tablename=None):
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sqlcmd = """select
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lower(a.index_name) index_name,
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lower(a.UNIQUENESS) is_unique,
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lower(b.column_name) column_name
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from user_indexes a, user_ind_columns b
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where a.index_name = b.index_name"""
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i.relname as index_name,
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case ix.INDISUNIQUE
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when 't' then 'unique'
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else ''
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end as is_unique,
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a.attname as column_name
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from
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pg_class t,
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pg_class i,
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pg_index ix,
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pg_attribute a
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where
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t.oid = ix.indrelid
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and i.oid = ix.indexrelid
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and a.attrelid = t.oid
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and a.attnum = ANY(ix.indkey)
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and t.relkind = 'r'
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and lower(t.relname) = '%s'
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order by
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t.relname,
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i.relname""" % tablename.lower()
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if tablename is not None:
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sqlcmd += """ and lower(a.table_name) = lower('%s')""" % tablename.lower()
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return sqlcmd
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